1021142413 has 2 divisors, whose sum is σ = 1021142414. Its totient is φ = 1021142412.

The previous prime is 1021142407. The next prime is 1021142429. The reversal of 1021142413 is 3142411201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 810370089 + 210772324 = 28467^2 + 14518^2 .

It is a cyclic number.

It is not a de Polignac number, because 1021142413 - 2¹³ = 1021134221 is a prime.

It is a super-3 number, since 3×1021142413³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1021142453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510571206 + 510571207.

It is an arithmetic number, because the mean of its divisors is an integer number (510571207).

Almost surely, 2^1021142413 is an apocalyptic number.

It is an amenable number.

1021142413 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021142413 is an equidigital number, since it uses as much as digits as its factorization.

1021142413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1021142413 is about 31955.3190095170. The cubic root of 1021142413 is about 1006.9983794314.

Adding to 1021142413 its reverse (3142411201), we get a palindrome (4163553614).

The spelling of 1021142413 in words is "one billion, twenty-one million, one hundred forty-two thousand, four hundred thirteen".